Many users have documented the installation process via tutorials, offering Google Drive links for the installer, such as this example guide Sokkia Alternatives:
Sokkia Prolink is a critical utility for survey professionals using Sokkia total stations, GNSS receivers, and data collectors. Version 1.15 is one of the stable releases supporting older instrument models and legacy data formats. Sokkia Prolink Version 1.15 Free Download
Open Prolink 1.15 and select "File" > "New Project" to set up your workspace. Many users have documented the installation process via